##// END OF EJS Templates
HG_REPOSITORIES » LPP » INSTRUMENTATION » USERS » JEANDET » qtcharts
RSS

Clone from http://code.qt.io/qt/qtcharts.git

Documented customcolors example
Tero Ahola -
r499:cdecb97c9343
parent child
Show More
Show file before | Show file after | Hide comments
1 NO CONTENT: new file 100644, binary diff hidden
NO CONTENT: new file 100644, binary diff hidden
Show file before | Show file after | Hide comments
1 NO CONTENT: new file 100644, binary diff hidden
NO CONTENT: new file 100644, binary diff hidden
Show file before | Show file after | Hide comments
@@ -0,0 +1,21
1 /*!
2 \example examples/customcolors
3 \title CustomColors Example
4 \subtitle
5
6 The example shows how to customize different visual elements on a typical chart i.e. customize
7 the following chart:
8 \image custom_colors1.jpg
9
10 to look like this instead:
11 \image custom_colors2.jpg
12
13 Customize chart background with the company specific colors:
14 \snippet ../examples/customcolors/mainwindow.cpp 1
15
16 Customize chart axes:
17 \snippet ../examples/customcolors/mainwindow.cpp 2
18
19 Customize pen and brush of all the series we have:
20 \snippet ../examples/customcolors/mainwindow.cpp 3
21 */ No newline at end of file
Show file before | Show file after | Hide comments
@@ -23,6 +23,7
23 <li><a href="example-splinechart.html">Spline Chart example</a></li>
23 <li><a href="example-splinechart.html">Spline Chart example</a></li>
24 <li><a href="example-stackedbarchart.html">Stacked Bar Chart example</a></li>
24 <li><a href="example-stackedbarchart.html">Stacked Bar Chart example</a></li>
25 <li><a href="example-stackedbarchartdrilldown.html">Stacked Bar Chart Drilldown example</a></li>
25 <li><a href="example-stackedbarchartdrilldown.html">Stacked Bar Chart Drilldown example</a></li>
26 <li><a href="examples-customcolors.html">Customizing colors example</a></li>
26 </ul>
27 </ul>
27 </td>
28 </td>
28 </tr>
29 </tr>
Show file before | Show file after | Hide comments
@@ -15,7 +15,7 MainWindow::MainWindow(QWidget *parent)
15 // Here's the set of company's colors used throughout the example
15 // Here's the set of company's colors used throughout the example
16 m_companyColor1 = "#b90020";
16 m_companyColor1 = "#b90020";
17 m_companyColor2 = "#6d0013";
17 m_companyColor2 = "#6d0013";
18 m_companyColor3 = "#d5d5f5";
18 m_companyColor3 = "#f5d5d5";
19 m_companyColor4 = "#fcfcfc";
19 m_companyColor4 = "#fcfcfc";
20
20
21 resize(400, 300);
21 resize(400, 300);
@@ -61,8 +61,8 MainWindow::~MainWindow()
61
61
62 void MainWindow::customize()
62 void MainWindow::customize()
63 {
63 {
64 // Customize chart background
64 //! [1]
65 // Use a gradient from color 3 to color 4 for chart background
65 // Use a gradient from "color 3" to "color 4" for chart background
66 QLinearGradient chartGradient(0, 0, 0, 300);
66 QLinearGradient chartGradient(0, 0, 0, 300);
67 chartGradient.setColorAt(0.0, m_companyColor3);
67 chartGradient.setColorAt(0.0, m_companyColor3);
68 chartGradient.setColorAt(0.5, m_companyColor4);
68 chartGradient.setColorAt(0.5, m_companyColor4);
@@ -70,22 +70,29 void MainWindow::customize()
70 m_chartView->setChartBackgroundBrush(chartGradient);
70 m_chartView->setChartBackgroundBrush(chartGradient);
71 m_chartView->setBackgroundBrush(m_companyColor4);
71 m_chartView->setBackgroundBrush(m_companyColor4);
72 m_chartView->setChartTitleBrush(m_companyColor1);
72 m_chartView->setChartTitleBrush(m_companyColor1);
73 //! [1]
73
74
74 // Customize chart axis
75 //! [2]
75 QPen color1Pen(m_companyColor1, 4.0);
76 QPen color1Pen(m_companyColor1, 4.0);
76 m_chartView->axisX()->setAxisPen(color1Pen);
77 m_chartView->axisX()->setAxisPen(color1Pen);
77 m_chartView->axisY()->setAxisPen(color1Pen);
78 m_chartView->axisY()->setAxisPen(color1Pen);
79 //! [2]
78
80
79 // Customize series
81 //! [3]
82 // Customize pen of the line series
80 m_line->setPen(color1Pen);
83 m_line->setPen(color1Pen);
84
85 // Customize pen and brush for the scatter
81 m_scatter->setPen(color1Pen);
86 m_scatter->setPen(color1Pen);
82 m_scatter->setBrush(m_companyColor3);
87 m_scatter->setBrush(m_companyColor3);
88
89 // Customize pen and brush for the pie
83 for (int i(0); i < m_pie->slices().count(); i++) {
90 for (int i(0); i < m_pie->slices().count(); i++) {
84 Qt::BrushStyle style = static_cast<Qt::BrushStyle>(i + 1);
91 Qt::BrushStyle style = static_cast<Qt::BrushStyle>(i + 1);
85 m_pie->slices().at(i)->setSliceBrush(QBrush(m_companyColor2, style));
92 m_pie->slices().at(i)->setSliceBrush(QBrush(m_companyColor2, style));
86 m_pie->slices().at(i)->setSlicePen(color1Pen);
93 m_pie->slices().at(i)->setSlicePen(color1Pen);
87 }
94 }
88
95 //! [3]
89
96
90 // Calculate new colors to be used on the next update for the series
97 // Calculate new colors to be used on the next update for the series
91 m_companyColor1.setRed((m_companyColor1.red() + 25) % 255);
98 m_companyColor1.setRed((m_companyColor1.red() + 25) % 255);
General Comments 0
You need to be logged in to leave comments. Login now